213355728

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:346

約数の個数: 160

約数和(自身を含む): 648172800

約数和(自身を除く): 434817072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 109, 138, 144, 184, 197, 207, 216, 218, 276, 327, 368, 394, 414, 432, 436, 552, 591, 621, 654, 788, 828, 872, 981, 1104, 1182, 1242, 1308, 1576, 1656, 1744, 1773, 1962, 2364, 2484, 2507, 2616, 2943, 3152, 3312, 3546, 3924, 4531, 4728, 4968, 5014, 5232, 5319, 5886, 7092, 7521, 7848, 9062, 9456, 9936, 10028, 10638, 11772, 13593, 14184, 15042, 15696, 18124, 20056, 21276, 21473, 22563, 23544, 27186, 28368, 30084, 36248, 40112, 40779, 42552, 42946, 45126, 47088, 54372, 60168, 64419, 67689, 72496, 81558, 85104, 85892, 90252, 108744, 120336, 122337, 128838, 135378, 163116, 171784, 180504, 193257, 217488, 244674, 257676, 270756, 326232, 343568, 361008, 386514, 489348, 493879, 515352, 541512, 579771, 652464, 773028, 978696, 987758, 1030704, 1083024, 1159542, 1481637, 1546056, 1957392, 1975516, 2319084, 2963274, 3092112, 3951032, 4444911, 4638168, 5926548, 7902064, 8889822, 9276336, 11853096, 13334733, 17779644, 23706192, 26669466, 35559288, 53338932, 71118576, 106677864, 213355728]

約数ペア:

[(1, 213355728), (2, 106677864), (3, 71118576), (4, 53338932), (6, 35559288), (8, 26669466), (9, 23706192), (12, 17779644), (16, 13334733), (18, 11853096), (23, 9276336), (24, 8889822), (27, 7902064), (36, 5926548), (46, 4638168), (48, 4444911), (54, 3951032), (69, 3092112), (72, 2963274), (92, 2319084), (108, 1975516), (109, 1957392), (138, 1546056), (144, 1481637), (184, 1159542), (197, 1083024), (207, 1030704), (216, 987758), (218, 978696), (276, 773028), (327, 652464), (368, 579771), (394, 541512), (414, 515352), (432, 493879), (436, 489348), (552, 386514), (591, 361008), (621, 343568), (654, 326232), (788, 270756), (828, 257676), (872, 244674), (981, 217488), (1104, 193257), (1182, 180504), (1242, 171784), (1308, 163116), (1576, 135378), (1656, 128838), (1744, 122337), (1773, 120336), (1962, 108744), (2364, 90252), (2484, 85892), (2507, 85104), (2616, 81558), (2943, 72496), (3152, 67689), (3312, 64419), (3546, 60168), (3924, 54372), (4531, 47088), (4728, 45126), (4968, 42946), (5014, 42552), (5232, 40779), (5319, 40112), (5886, 36248), (7092, 30084), (7521, 28368), (7848, 27186), (9062, 23544), (9456, 22563), (9936, 21473), (10028, 21276), (10638, 20056), (11772, 18124), (13593, 15696), (14184, 15042)]